If you're on the fence about the best sleep masks, know that there are two types of sleepers in this world: Those who can ...

Research suggests that how often people check social media − and how emotionally engaged they are with it − can influence sleep even more than how much time they spend online.

Cognitive shuffling is a word-based mental technique designed to help quiet racing thoughts and ease your brain into sleep.

"Avoid screens before bed" is one of the most common pieces of sleep advice. But what if the real problem isn't screen time—it's the way we use social media at night?